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Synonym Nuance VS

How to say "Be" in Japanese

Both words can translate to "be", but which should you choose?

Japanese Option A

足りる

たりる (tariru)
N4 / CEFR Syllabus
VS
Japanese Option B

退屈する

たいくつする (taikutsu suru)
N3 / CEFR Syllabus

Nuance Contrast & Translation Difference

When translating "be" into Japanese, you must choose carefully between 足りる and 退屈する. In Japanese, 足りる (たりる (tariru)) is typically associated with "to be enough; to be sufficient" (Syllabus Level: N4) and represents Intransitive verb. Indicates that a quantity, amount, or ability is adequate for a specific purpose. 必要な量や能力が十分にあることを示します。. On the other hand, 退屈する (たいくつする (taikutsu suru)) maps to "to be bored" (Syllabus Level: N3) and represents 動詞。興味がなく、時間を持て余す様子を表す。e.g., 授業に退屈する. A literal translation of "be" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "足りる"
時間がないから、これで足りるでしょう。
There's no time, so this should be enough.
Bilingual Context for "退屈する"
することもなく、テレビを見ていたら退屈してきた。
Having nothing to do, I watched TV and got bored.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "時間がないから、これで ___ でしょう。" (Meaning: "There's no time, so this should be enough.")
🎉 Correct Answer!

Remember: "足りる" fits here because it means "to be enough; to be sufficient" in the context of: "There's no time, so this should be enough.". "退屈する" represents "to be bored".

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